HabiBubble

JP flagKatsuren-haebaru

Japan · 34K

Lifestyle Calendar

When this city supports your activity — and when it fights you.

Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan: 15% viability
15
Feb: 24% viability
24
Mar: 33% viability
33
Apr: 44% viability
44
May: 48% viability
48
Jun: 55% viability
55
Jul: 67% viability
67
Aug: 67% viability
67
Sep: 56% viability
56
Oct: 38% viability
38
Nov: 31% viability
31
Dec: 15% viability
15
Friction Breakdown
Best months: NoneChallenging: Jan–Mar, Oct–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●

Air Quality Profile

Annual and monthly PM2.5 levels against WHO guidelines.

Annual Average
FairWHO annual classification
10.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
8.48.4 µg/m³ — Good
7.47.4 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
7.07.0 µg/m³ — Good
9.69.6 µg/m³ — Good
9.99.9 µg/m³ — Good
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1111 µg/m³ — Fair
Best months: May–JulWorst months: Jan–Mar
Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●

Sun & UV Profile

Monthly sunshine, sky clarity, and UV exposure patterns.

Annual Summary
Sunshine
2,103hrs/yr
Clear sky
42%
Worst month
2.1hrs/day
Vit D months
10.3months
UV 8+ days
123days/yr
UV 11+ days
20days/yr
Jan
Feb
Mar
Apr
May
Jun
5.65.6 hrs — Moderate
7.37.3 hrs — Good
7.67.6 hrs — Good
8.88.8 hrs — Sunny
9.69.6 hrs — Sunny
1010 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
1010 hrs — Very Sunny
9.69.6 hrs — Sunny
8.68.6 hrs — Sunny
7.37.3 hrs — Good
5.35.3 hrs — Moderate
Best months: Jun–AugWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●